Global Patent Index - EP 1258513 A2

EP 1258513 A2 2002-11-20 - Polyaniline coating composition

Title (en)

Polyaniline coating composition

Title (de)

Beschichtungszusammensetzung mit Polyanilin

Title (fr)

Composition de revêtement à base de polyaniline

Publication

EP 1258513 A2 (EN)

Application

EP 02253201 A

Priority

US 29138501 P

Abstract (en)

A coating composition including a polyaniline particle and a binder is provided. The polyaniline particle contains a core polymer particle with strong acid groups and an attached polyaniline polymer, and has a particle diameter in a select range. Coatings prepared from the coating composition may be employed to provide corrosion resistance to metal substrates. A process for preparing the polyaniline particle and an article including a coating prepared from the coating composition are also provided.

IPC 1-7 (main, further and additional classification)

C09D 179/02; C08G 73/02

IPC 8 full level (invention and additional information)

C09D 201/00 (2006.01); C08F 257/02 (2006.01); C08F 265/00 (2006.01); C08F 265/04 (2006.01); C08F 267/00 (2006.01); C08F 273/00 (2006.01); C08F 275/00 (2006.01); C08F 291/00 (2006.01); C08G 73/00 (2006.01); C09D 7/12 (2006.01); C09D 151/00 (2006.01)

CPC (invention and additional information)

C09D 151/003 (2013.01); C08F 257/02 (2013.01); C08F 265/00 (2013.01); C08F 265/04 (2013.01); C08F 267/00 (2013.01); C08F 273/00 (2013.01); C08F 275/00 (2013.01); C08F 291/00 (2013.01); C08G 2261/962 (2013.01); Y10T 428/2998 (2013.01)

Combination set (CPC)

  1. C09D 151/003 + C08L 2666/02
  2. C09D 151/003 + C08L 2666/04

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

EP 1258513 A2 20021120; EP 1258513 A3 20030702; BR 0201718 A 20030325; CN 1249183 C 20060405; CN 1385486 A 20021218; JP 2002356654 A 20021213; US 2003065090 A1 20030403; US 7033639 B2 20060425

INPADOC legal status


2009-06-03 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20081201

2004-09-29 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20040816

2004-03-24 [AKX] PAYMENT OF DESIGNATION FEES

- Designated State(s): DE FR GB IT

2003-07-02 [AK] DESIGNATED CONTRACTING STATES:

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2003-07-02 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL LT LV MK RO SI

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 09D 151/00 A

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 08G 73/02 B

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 09D 179/02 B

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 08F 273/00 B

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 08F 265/00 B

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 08F 267/00 B

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 08F 275/00 B

2003-03-05 [RIC1] CLASSIFICATION (CORRECTION)

- IPC: 7C 08F 291/00 B

2002-11-20 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20020524

2002-11-20 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2002-11-20 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI